Evolving Steammage

•Whenever you have {u/r} in your mana pool,
Evolving Steammage has +1/+1 and has haste.
•Whenever you have {u/r}{u/r}{u/r} in your mana pool, Evolving Steammage has hexproof and
"Whenever Evolving Steammage deals combat
damage to a player, draw a card".
•Whenever you have {u/r}{u/r}{u/r}{u/r}{u/r} in your mana
pool, Evolving Steammage has an additional
+3/+3 and has flying.